Water stable layer maintenance device and maintenance method for municipal road construction

Abstract

The invention relates to the technical field of water-stable layer maintenance for road construction, and discloses a water-stable layer maintenance device and method for municipal road construction, a smoothing assembly is arranged below a fixing frame, and the smoothing assembly is used for smoothing a water-stable layer covering film; the discharging assembly is arranged at the rear end of the inner side of the fixing frame and used for pressing a film covering the water stabilizing layer. The pressing roller rolls on the ground, the film roll is pressed by the pressing roller to be laid on a water stabilizing layer of a road, meanwhile, the protrusions on the disc make contact with the ground, it can be guaranteed that the pressing roller rotates on the road surface, and the pause condition is prevented; a fixing shaft on a pressing roller drives a first bevel gear to rotate, the first bevel gear drives a second bevel gear to rotate, and the second bevel gear drives a stirring roller to rotate through a connecting shaft, so that loose soil is stirred downwards, the loose soil is evenly pressed above a film through a material guide hopper, and the two sides of the film are pressed; and meanwhile, the position of the film blown by wind deviates conveniently.

Description

Technical Field

[0001] The invention relates to the technical field of road construction water-stabilizing layer maintenance, and in particular to a municipal road construction water-stabilizing layer maintenance device and a maintenance method. Background Art

[0002] Water-stabilized layer is the abbreviation of cement-stabilized gravel layer, which is the use of cement to consolidate graded gravel, through compaction and curing. The mix ratio of water-stabilized material should be tested in the laboratory in advance to determine the cement content and the ratio of coarse and fine aggregates, and at the same time determine the maximum dry density. If the amount is large, a water-stabilized mixing station can be used for mixing.

[0003] The maintenance of the water-stabilizing layer in traditional municipal roads is usually done by covering it with plastic film or geotextile and then sprinkling water in time. The frequency of sprinkling water depends on the evaporation speed of the water. However, when laying plastic film or geotextile on the road surface, it is usually necessary to lay it manually. The laying process requires the cooperation of multiple people and takes a long time, which is inefficient. Therefore, a water-stabilizing layer maintenance device and maintenance method for municipal road construction are proposed. Summary of the invention

[0004] The purpose of the present invention is to provide a water-stabilizing layer maintenance device and maintenance method for municipal road construction, so as to solve the problem that the water-stabilizing layer maintenance in traditional municipal roads is usually covered with plastic film or geotextile and then sprinkled with water in time, and the frequency of sprinkling water is determined according to the evaporation speed of water. However, when laying plastic film or geotextile on the road surface, it is usually necessary to lay it manually, and the laying process requires the cooperation of multiple people, and it takes a long time and is inefficient.

[0005] To achieve the above object, the present invention provides the following technical solution: a water-stabilizing layer maintenance device for municipal road construction, comprising:

[0006] A fixing frame, a pulling frame is installed at the front end of the fixing frame;

[0007] A feeding assembly, which is arranged at the inner front end of the fixing frame and is used for feeding the surface maintenance covering film of the water-stabilizing layer in municipal road construction;

[0008] A smoothing component, which is arranged below the fixing frame and is used for smoothing the covering film of the water-stabilizing layer;

[0009] A material discharge assembly, which is arranged at the inner rear end of the fixing frame and is used to press the covering film on the water-stabilizing layer;

[0010] A moisturizing component is arranged on the top of the fixing frame and is used for moisturizing and maintaining the water-stabilizing layer.

[0011] Preferably, the above-mentioned loading assembly includes two fixed tubes, connecting tubes and connecting seats, the two fixed tubes are respectively fixedly connected to the two inner front ends of the fixed frame, the connecting tubes are movably inserted into the interior of the fixed tubes, the connecting seats are fixedly connected to the bottom ends of the connecting tubes, and L-shaped grooves are provided on opposite sides of the two connecting seats, and the two ends of the reel are respectively placed inside the two L-shaped grooves, a film roll is provided on the outside of the reel, and an adjustment assembly is provided on one side of the fixed tube.

[0012] Preferably, the above-mentioned adjustment assembly includes a first U-shaped seat, a second U-shaped seat and an electric push rod, the first U-shaped seat is fixedly connected to one side of the fixed tube, the second U-shaped seat is fixedly connected to one side of the connecting tube, one end of the electric push rod is movably connected to the inner side of the first U-shaped seat, and the push rod end of the electric push rod is movably connected to the inner side of the second U-shaped seat.

[0013] Preferably, the smoothing assembly comprises two fixed columns, a fixed shaft and a pressure roller, the two fixed columns are respectively fixedly connected to the two ends of the bottom side of the fixed frame, the fixed shaft is rotatably connected between the two fixed columns, the pressure roller is fixedly sleeved on the outer side of the fixed shaft, the two ends of the pressure roller are respectively fixedly connected with a disc, a plurality of protrusions are arranged on the outer side of the disc, and the outer side of the fixed shaft is located on both sides of the disc and fixedly sleeved with a first bevel gear.

[0014] Preferably, the above-mentioned material discharge assembly includes two connecting frames and two fixed shells, the two connecting frames are fixedly connected to the bottom rear end of the fixed frame, the two fixed shells are respectively fixedly connected to the opposite sides of the two connecting frames, the inner sides of the two fixed shells are provided with material guide cavities, the interior of the material guide cavity is rotatably connected with a connecting shaft, the outer side of the connecting shaft is sleeved with a roller, the inner side of the material guide cavity away from the roller is fixedly connected with a baffle, one side of the baffle is fixedly connected with a rubber plate, a material guide hopper is installed at the bottom of the fixed shell, a material discharge hopper is installed on the top of the material guide hopper, the lower hopper is fixedly connected to the inner side of the fixed frame, one end of the connecting shaft is fixedly connected with a second bevel gear, and the second bevel gear is meshingly connected to the outer side of the first bevel gear.

[0015] Preferably, the other end of the connecting shaft is threadedly connected to a fixing nut, and one side of the fixing nut abuts against one end of the roller.

[0016] Preferably, the moisturizing component includes a connecting plate, a mounting pipe and a nozzle, the connecting plate is fixedly connected to the inner side of the fixing frame, the mounting pipe is installed at the bottom of the connecting plate, the nozzle is installed at the outer side of the mounting pipe, a water tank is installed at the top of the fixing frame, and a water pump is installed at the bottom of the water tank.

[0017] Preferably, the water inlet of the water pump is connected to a second water pipe, one end of which is connected to one side of the water tank, the water outlet of the water pump is connected to a first water pipe, one end of which is connected to the installation pipe, and the top of the water tank is connected to a water inlet.

[0018] The present invention also provides a maintenance method for a water-stabilizing layer maintenance device for municipal road construction, comprising the following steps:

[0019] S1, loading, install the device on the rear side of the vehicle through the pull frame, then move the film roll to the front side of the connecting seat, the push rod of the electric push rod drives the connecting seat on the connecting pipe to move through the second U-shaped seat, so that the connecting seat moves to the rear side of the reel, and then pushes the film roll to move, so that the film roll drives the two ends of the reel to move to the L-shaped grooves of the two connecting seats respectively, and then the push rod of the electric push rod is reset, so that the connecting seat drives the film roll on the reel to move upward, and the loading of the film roll can be completed;

[0020] S2, laying, the vehicle drives the device to move, the roller rolls on the ground, the film roll is laid on the water-stable layer of the road under the pressure of the roller, and the discs at both ends of the roller rotate, and the protrusions on the disc contact the ground to ensure that the roller rotates on the road surface;

[0021] S3, pressing, adding loose soil into the lower hopper, the loose soil falls into the guide cavity, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the roller to rotate through the connecting shaft, so that the loose soil is evenly pressed on the top of the film through the guide hopper, thereby pressing both sides of the film;

[0022] S4. Moisturizing. When the film is laid, it is moved by the vehicle pulling device. The water inlet of the water pump draws water from the water tank through the second water pipe. The water is then introduced into the interior of the installation pipe through the first water pipe and then sprayed out through the nozzle, thereby providing moisturizing maintenance for the water-stabilizing layer of the road.

[0023] Compared with the prior art, the present invention adopts the above technical solution and has the following technical effects:

[0024] 1. The push rod of the electric push rod of the present invention drives the connecting seat on the connecting tube to move through the second U-shaped seat, so that the connecting seat moves to the rear side of the reel, and then pushes the film roll to move, so that the film roll drives the two ends of the reel to move to the L-shaped grooves of the two connecting seats respectively, and then the push rod of the electric push rod is reset by controlling the switch group, so that the connecting seat will drive the film roll on the reel to move upward, and the loading of the film roll can be completed, without the need for manual handling of the film roll, which saves time and effort and effectively improves the laying efficiency.

[0025] 2. The present invention rolls the pressure roller on the ground, and the film is rolled and laid on the water-stabilizing layer of the road under the pressure of the pressure roller. At the same time, the protrusion on the disc contacts the ground, which can ensure that the pressure roller rotates on the road surface to prevent pauses; the first bevel gear is driven to rotate by the fixed shaft on the pressure roller, and the first bevel gear drives the second bevel gear to rotate, and the second bevel gear drives the roller to rotate through the connecting shaft, thereby pushing the loose soil downward, so that the loose soil is evenly pressed on the top of the film through the guide hopper, thereby pressing both sides of the film, so that the film is more closely attached to the water-stabilizing layer of the road, and at the same time, it is convenient for the film to be offset by the wind.

[0026] 3. The present invention can prevent large particles of soil from clogging the material guide cavity and improve the operating efficiency of the device by setting the rubber plate. Moreover, by rotating the fixing nut in the opposite direction, one end of the fixing nut is separated from the outer side of the other end of the connecting shaft, and different rollers can be replaced according to the size of the pressed material particles to meet the needs of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0028] Figure 1 It is a schematic diagram of the disc structure of the present invention;

[0029] Figure 2 It is a schematic diagram of the fixed pipe structure of the present invention;

[0030] Figure 3 It is a schematic diagram of the water tank structure of the present invention;

[0031] Figure 4 It is a schematic diagram of the structure of the connecting frame of the present invention;

[0032] Figure 5 It is a schematic diagram of the fixed housing structure of the present invention;

[0033] Figure 6 It is a schematic diagram of the cross-sectional structure of the fixed housing of the present invention;

[0034] Figure 7 It is a schematic diagram of the fixing nut structure of the present invention.

[0035] Explanation of the reference numerals in the accompanying drawings: 1. fixing frame; 21. fixing pipe; 22. connecting pipe; 23. connecting seat; 24. L-shaped groove; 25. film roll; 26. reel; 27. first U-shaped seat; 28. second U-shaped seat; 29. ​​electric push rod; 31. fixing column; 32. fixing shaft; 33. pressure roller; 34. first bevel gear; 35. disc; 36. protrusion; 41. connecting frame; 42. fixing shell; 43. material guide cavity; 44. connecting shaft; 45. push roller; 46. baffle; 47. rubber plate; 48. material guide hopper; 49. lower hopper; 410. second bevel gear; 411. fixing nut; 51. connecting plate; 52. installation pipeline; 53. nozzle; 54. water tank; 55. water pump; 56. first water pipe; 57. second water pipe; 58. water inlet; 6. pulling frame. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0037] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which this application can be implemented. Therefore, they have no substantive technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the effects and purposes that can be achieved by this application.

[0038] Example

[0039] In the prior art, the maintenance of the water-stabilizing layer in traditional municipal roads is usually done by covering it with plastic film or geotextile and then sprinkling water in time. The frequency of sprinkling water depends on the evaporation speed of the water. However, when laying plastic film or geotextile on the road surface, it is usually necessary to lay it manually, which requires the cooperation of multiple people, takes a long time, and is inefficient.

[0040] See also Figure 1-7 , the present invention provides a technical solution: a water-stabilized layer maintenance device for municipal road construction, comprising a fixing frame 1, a pulling frame 6 is installed at the front end of the fixing frame 1;

[0041] A feeding assembly, which is arranged at the inner front end of the fixing frame 1 and is used for feeding the surface maintenance covering film of the water-stabilizing layer in municipal road construction;

[0042] A smoothing component is arranged below the fixing frame 1 and is used for smoothing the covering film of the water-stabilizing layer;

[0043] A material discharge assembly, which is arranged at the inner rear end of the fixing frame 1 and is used for pressing the covering film on the water-stabilizing layer;

[0044] The moisturizing component is arranged on the top of the fixing frame 1 and is used for moisturizing and maintaining the water-stabilizing layer.

[0045] By setting up the feeding assembly, there is no need to manually carry the film roll 25, which saves time and effort and effectively improves the laying efficiency; the feeding assembly includes two fixed tubes 21, connecting tubes 22 and connecting seats 23, the two fixed tubes 21 are respectively fixedly connected to the two inner front ends of the fixed frame 1, the connecting tubes 22 are movably inserted into the interior of the fixed tubes 21, the connecting seats 23 are fixedly connected to the bottom ends of the connecting tubes 22, and L-shaped grooves 24 are provided on the opposite sides of the two connecting seats 23, and the two ends of the reels 26 are respectively placed inside the two L-shaped grooves 24, and the film roll 25 is arranged on the outside of the reels 26. An adjustment assembly is provided on one side of the fixed tube 21, and the adjustment assembly includes a first U-shaped seat 27, a second U-shaped seat 28 and an electric push rod 29, and the first U-shaped seat 27 is fixedly connected to the fixed tube 21 On one side, the second U-shaped seat 28 is fixedly connected to one side of the connecting tube 22, one end of the electric push rod 29 is movably connected to the inner side of the first U-shaped seat 27, and the push rod end of the electric push rod 29 is movably connected to the inner side of the second U-shaped seat 28; the film roll 25 is moved to the front side of the connecting seat 23, and the push rod of the electric push rod 29 drives the connecting seat 23 on the connecting tube 22 to move through the second U-shaped seat 28, so that the connecting seat 23 moves to the rear side of the reel 26, and then the film roll 25 is pushed to move, so that the film roll 25 drives the two ends of the reel 26 to move to the L-shaped grooves 24 of the two connecting seats 23 respectively, and then the push rod of the electric push rod 29 is controlled to reset through the switch group, so that the connecting seat 23 will drive the film roll 25 on the reel 26 to move upward, and the loading of the film roll 25 can be completed.

[0046] By setting a smoothing component, the film roll 25 is laid on the water-stable layer of the road under the pressure of the pressure roller 33; the smoothing component includes two fixed columns 31, a fixed shaft 32 and a pressure roller 33, the two fixed columns 31 are respectively fixedly connected to the two ends of the bottom side of the fixed frame 1, the fixed shaft 32 is rotatably connected between the two fixed columns 31, the pressure roller 33 is fixedly sleeved on the outer side of the fixed shaft 32, and the two ends of the pressure roller 33 are respectively fixedly connected with a disk 35, and a plurality of protrusions 36 are arranged on the outer side of the disk 35. The protrusions 36 on the disk 35 contact with the ground, which can ensure that the pressure roller 33 rotates on the road surface to prevent pauses; the outer side of the fixed shaft 32 is located on both sides of the disk 35 and is fixedly sleeved with a first bevel gear 34; when the fixed shaft 32 rotates, the first bevel gear 34 is driven to rotate.

[0047] By setting up a material-cutting assembly, the two sides of the film can be pressed, so that the film is more closely fitted to the water-stabilizing layer of the road, and at the same time, it is convenient for the film to be offset by the wind; the material-cutting assembly includes two connecting frames 41 and two fixed shells 42, the two connecting frames 41 are fixedly connected to the bottom rear end of the fixed frame 1, and the two fixed shells 42 are respectively fixedly connected to the opposite sides of the two connecting frames 41, and the inner sides of the two fixed shells 42 are provided with a material guide cavity 43, and the inner side of the material guide cavity 43 is rotatably connected to a connecting shaft 44, and the outer side of the connecting shaft 44 is sleeved with a roller 45, and the inner side of the material guide cavity 43 away from the roller 45 is fixedly connected to a baffle 46, and one side of the baffle 46 is fixedly connected A rubber plate 47 is connected, a guide hopper 48 is installed at the bottom of the fixed shell 42, a lower hopper 49 is installed on the top of the guide hopper 48, the lower hopper 49 is fixedly connected to the inner side of the fixed frame 1, one end of the connecting shaft 44 is fixedly connected to the second bevel gear 410, the second bevel gear 410 is meshingly connected to the outer side of the first bevel gear 34; the first bevel gear 34 is driven to rotate by the fixed shaft 32 on the pressure roller 33, the first bevel gear 34 drives the second bevel gear 410 to rotate, the second bevel gear 410 drives the roller 45 to rotate through the connecting shaft 44, thereby pushing the loose soil downward, so that the loose soil is evenly pressed on the top of the film through the guide hopper 48, and the two sides of the film are pressed.

[0048] In order to meet more usage requirements of the device, the other end of the connecting shaft 44 is threadedly connected to a fixing nut 411, and one side of the fixing nut 411 is in contact with one end of the roller 45; by rotating the fixing nut 411 in the opposite direction, one end of the fixing nut 411 is detached from the outer side of the other end of the connecting shaft 44, and different rollers 45 can be replaced according to the size of the particles of the pressed material.

[0049] By setting a moisturizing component, moisturizing maintenance can be provided for the water-stable layer of the road; the moisturizing component includes a connecting plate 51, an installation pipe 52 and a nozzle 53, the connecting plate 51 is fixedly connected to the inner side of the fixing frame 1, the installation pipe 52 is installed at the bottom of the connecting plate 51, the nozzle 53 is installed on the outer side of the installation pipe 52, a water tank 54 is installed on the top of the fixing frame 1, a water pump 55 is installed at the bottom of the water tank 54, a water inlet of the water pump 55 is connected to a second water pipe 57, one end of the second water pipe 57 is connected to one side of the water tank 54, and the water The water outlet of the pump 55 is connected to the first water pipe 56, one end of the first water pipe 56 is connected to the installation pipe 52. When the film is laid, the vehicle pulling device moves, and the water pump 55 is started by controlling the switch group, so that the water inlet of the water pump 55 draws water from the water tank 54 through the second water pipe 57. The water is then introduced into the interior of the installation pipe 52 through the first water pipe 56, and then sprayed out through the nozzle 53 to provide moisturizing maintenance; the top of the water tank 54 is connected to a water filling port 58, and water can be added to the water tank 54 through the water filling port 58.

[0050] The working principle or structural principle is that when in use, the device is installed on the rear side of the vehicle through the puller 6, and then the film roll 25 is moved to the front side of the connecting seat 23, and the push rod of the electric push rod 29 is extended by controlling the switch group. The push rod of the electric push rod 29 drives the connecting seat 23 on the connecting tube 22 to move through the second U-shaped seat 28, so that the connecting seat 23 moves to the rear side of the reel 26, and then pushes the film roll 25 to move, so that the film roll 25 drives the two ends of the reel 26 to move to the L-shaped grooves 24 of the two connecting seats 23 respectively, and then the push rod of the electric push rod 29 is controlled to reset by the switch group, so that the connecting seat 23 will drive the film roll 25 on the reel 26 to move upward, and the loading of the film roll 25 can be completed, and there is no need to manually carry the film roll 25, which saves time and effort;

[0051] The pressure roller 33 is moved by the vehicle driving device, and the film roll 25 is laid on the water-stable layer of the road under the pressure of the pressure roller 33. At the same time, the discs 35 at both ends of the pressure roller 33 rotate, and the protrusions 36 on the discs 35 contact the ground, which can ensure that the pressure roller 33 rotates on the road surface to prevent pause.

[0052] Loose soil is added to the interior of the lower hopper 49, and the loose soil falls into the interior of the guide cavity 43. The fixed shaft 32 on the pressure roller 33 drives the first bevel gear 34 to rotate, and the first bevel gear 34 drives the second bevel gear 410 to rotate. The second bevel gear 410 drives the roller 45 to rotate through the connecting shaft 44, thereby pushing the loose soil downward, so that the loose soil is evenly pressed on the top of the film through the guide hopper 48, thereby pressing both sides of the film, so that the film and the water-stabilizing layer of the road are more closely attached, and at the same time, it is convenient for the film to be offset by the wind; at the same time, through the provision of the rubber plate 47, it is possible to prevent large particles of soil from clogging the guide cavity 43, thereby improving the operating efficiency of the device, and by rotating the fixed nut 411 in the opposite direction, one end of the fixed nut 411 is separated from the outer side of the other end of the connecting shaft 44, and different rollers 45 can be replaced according to the size of the pressed material particles to meet the needs of the device;

[0053] When the film is laid, the vehicle pulling device moves, and the water pump 55 is started by controlling the switch group, so that the water inlet of the water pump 55 draws water from the water tank 54 through the second water pipe 57, and the water is then introduced into the interior of the installation pipe 52 through the first water pipe 56, and then sprayed out through the nozzle 53, thereby providing moisturizing maintenance for the water-stabilizing layer of the road.

[0054] The present invention also provides a maintenance method for a water-stabilizing layer maintenance device for municipal road construction, comprising the following steps:

[0055] S1, loading, the device is installed on the rear side of the vehicle through the pull frame 6, and then the film roll 25 is moved to the front side of the connecting seat 23, and the push rod of the electric push rod 29 drives the connecting seat 23 on the connecting tube 22 to move through the second U-shaped seat 28, so that the connecting seat 23 moves to the rear side of the reel 26, and then the film roll 25 is pushed to move, so that the film roll 25 drives the two ends of the reel 26 to move to the L-shaped grooves 24 of the two connecting seats 23 respectively, and then the push rod of the electric push rod 29 is reset, so that the connecting seat 23 will drive the film roll 25 on the reel 26 to move upward, and the loading of the film roll 25 can be completed;

[0056] S2, laying, the vehicle driving device moves, the pressure roller 33 rolls on the ground, and the film roll 25 is laid on the water-stable layer of the road under the pressure of the pressure roller 33, and at the same time, the discs 35 at both ends of the pressure roller 33 rotate, and the protrusions 36 on the discs 35 contact the ground to ensure that the pressure roller 33 rotates on the road surface;

[0057] S3, pressing, adding loose soil into the lower hopper 49, the loose soil falls into the guide cavity 43, the first bevel gear 34 drives the second bevel gear 410 to rotate, the second bevel gear 410 drives the roller 45 to rotate through the connecting shaft 44, so that the loose soil is evenly pressed on the top of the film through the guide hopper 48, thereby pressing both sides of the film;

[0058] S4, moisturizing. When the film is laid, it is moved by the vehicle pulling device, and the water inlet of the water pump 55 draws water from the water tank 54 through the second water pipe 57. The water is then introduced into the interior of the installation pipe 52 through the first water pipe 56 and then sprayed out through the nozzle 53, thereby providing moisturizing maintenance for the water-stabilizing layer of the road.

[0059] It will be appreciated by those skilled in the art that the features described in the various embodiments and / or claims of the present invention may be combined and / or combined in various ways, even if such combinations and / or combinations are not explicitly described in the present invention. In particular, the features described in the various embodiments and / or claims of the present invention may be combined and / or combined in various ways without departing from the spirit and teachings of the present invention. All of these combinations and / or combinations fall within the scope of the present invention.

Claims

1. A water-stabilizing layer maintenance device for municipal road construction, characterized in that: include A fixing frame (1), wherein a pulling frame (6) is installed at the front end of the fixing frame (1); A loading component, the loading component is arranged at the inner front end of the fixing frame (1), and the loading component is used for loading the surface maintenance covering film of the water-stabilizing layer in municipal road construction; A smoothing component, the smoothing component is arranged below the fixing frame (1), and the smoothing component is used for smoothing the covering film of the water-stabilizing layer; A material discharge assembly, the material discharge assembly being arranged at the inner rear end of the fixing frame (1), and being used for pressing the covering film on the water-stabilizing layer; A moisturizing component is arranged on the top of the fixing frame (1), and is used for moisturizing and maintaining the water-stabilizing layer.

2. A water-stabilized layer maintenance device for municipal road construction according to claim 1, characterized in that: The feeding assembly comprises two fixed tubes (21), a connecting tube (22) and a connecting seat (23); the two fixed tubes (21) are respectively fixedly connected to the two inner front ends of the fixed frame (1); the connecting tube (22) is movably inserted into the interior of the fixed tube (21); the connecting seat (23) is fixedly connected to the bottom end of the connecting tube (22); L-shaped grooves (24) are provided on opposite sides of the two connecting seats (23); two ends of a reel (26) are respectively placed inside the two L-shaped grooves (24); a film reel (25) is provided on the outer side of the reel (26); and an adjustment assembly is provided on one side of the fixed tube (21).

3. A water-stabilized layer maintenance device for municipal road construction according to claim 2, characterized in that: The adjustment assembly comprises a first U-shaped seat (27), a second U-shaped seat (28) and an electric push rod (29); the first U-shaped seat (27) is fixedly connected to one side of a fixed tube (21); the second U-shaped seat (28) is fixedly connected to one side of a connecting tube (22); one end of the electric push rod (29) is movably connected to the inner side of the first U-shaped seat (27); and the push rod end of the electric push rod (29) is movably connected to the inner side of the second U-shaped seat (28).

4. A water-stabilized layer maintenance device for municipal road construction according to claim 1, characterized in that: The smoothing component comprises two fixed columns (31), a fixed shaft (32) and a pressure roller (33), wherein the two fixed columns (31) are respectively fixedly connected to the two ends of the bottom side of the fixed frame (1), the fixed shaft (32) is rotatably connected between the two fixed columns (31), the pressure roller (33) is fixedly sleeved on the outer side of the fixed shaft (32), the two ends of the pressure roller (33) are respectively fixedly connected to a disc (35), the outer side of the disc (35) is provided with a plurality of protrusions (36), and the outer side of the fixed shaft (32) is located on both sides of the disc (35) and is fixedly sleeved with a first bevel gear (34).

5. A water-stabilized layer maintenance device for municipal road construction according to claim 4, characterized in that: The material unloading assembly comprises two connecting frames (41) and two fixed shells (42), the two connecting frames (41) being fixedly connected to the bottom rear end of the fixed frame (1), the two fixed shells (42) being fixedly connected to opposite sides of the two connecting frames (41), the inner sides of the two fixed shells (42) being provided with a material guide cavity (43), the inner side of the material guide cavity (43) being rotatably connected with a connecting shaft (44), the outer side of the connecting shaft (44) being sleeved with a roller (45), the material guide cavity (43) being provided with a material guide cavity (43) and a connecting shaft (44) being sleeved with a roller (45). ) is fixedly connected to a baffle plate (46) on one side of the interior away from the roller (45), a rubber plate (47) is fixedly connected to one side of the baffle plate (46), a guide hopper (48) is installed at the bottom of the fixed shell (42), a lower hopper (49) is installed on the top of the guide hopper (48), and the lower hopper (49) is fixedly connected to the inner side of the fixed frame (1), and one end of the connecting shaft (44) is fixedly connected to a second bevel gear (410), and the second bevel gear (410) is meshingly connected to the outer side of the first bevel gear (34).

6. A water-stabilized layer maintenance device for municipal road construction according to claim 5, characterized in that: The other end of the connecting shaft (44) is connected to a fixing nut (411) via a thread, and one side of the fixing nut (411) abuts against one end of the moving roller (45).

7. A water-stabilized layer maintenance device for municipal road construction according to claim 1, characterized in that: The moisturizing component comprises a connecting plate (51), a mounting pipe (52) and a nozzle (53); the connecting plate (51) is fixedly connected to the inner side of a fixing frame (1); the mounting pipe (52) is mounted on the bottom of the connecting plate (51); the nozzle (53) is mounted on the outer side of the mounting pipe (52); a water tank (54) is mounted on the top of the fixing frame (1); and a water pump (55) is mounted on the bottom of the water tank (54).

8. A water-stabilized layer maintenance device for municipal road construction according to claim 7, characterized in that: The water inlet of the water pump (55) is connected to a second water pipe (57), one end of which is connected to one side of the water tank (54); the water outlet of the water pump (55) is connected to a first water pipe (56), one end of which is connected to the installation pipe (52); and the top of the water tank (54) is connected to a water inlet (58).

9. A maintenance method for the water-stabilizing layer maintenance device for municipal road construction according to any one of claims 1 to 8, characterized in that: The following steps are involved: S1, loading, the device is installed on the rear side of the vehicle through the pull frame (6), and then the film roll (25) is moved to the front side of the connecting seat (23), and the push rod of the electric push rod (29) drives the connecting seat (23) on the connecting tube (22) to move through the second U-shaped seat (28), so that the connecting seat (23) moves to the rear side of the reel (26), and then the film roll (25) is pushed to move, so that the film roll (25) drives the two ends of the reel (26) to move to the L-shaped grooves (24) of the two connecting seats (23), and then the push rod of the electric push rod (29) is reset, so that the connecting seat (23) drives the film roll (25) on the reel (26) to move upward, and the loading of the film roll (25) is completed; S2, laying, the vehicle driving device moves, the pressure roller (33) rolls on the ground, and the film roll (25) is laid on the water-stable layer of the road under the pressure of the pressure roller (33), and at the same time, the discs (35) at both ends of the pressure roller (33) rotate, and the protrusions (36) on the discs (35) contact the ground to ensure that the pressure roller (33) rotates on the road surface; S3, pressing, adding loose soil into the lower hopper (49), the loose soil falls into the guide cavity (43), the first bevel gear (34) drives the second bevel gear (410) to rotate, the second bevel gear (410) drives the roller (45) to rotate through the connecting shaft (44), so that the loose soil is evenly pressed on the top of the film through the guide hopper (48), thereby pressing both sides of the film; S4, moisturizing. When the film is laid, it is moved by the vehicle pulling device, and the water inlet of the water pump (55) draws water from the water tank (54) through the second water pipe (57). The water is then introduced into the interior of the installation pipe (52) through the first water pipe (56) and then sprayed out through the nozzle (53), thereby providing moisturizing maintenance for the water-stabilizing layer of the road.

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